The increasing use of distributed generators, which are mainly based on renewable sources, can create several issues in the operation of the electric grid.
Finding perception of a brand from social media postings creates several issues: Challenge 1: Scaling to large number of postings.
Barton sometimes appeared twice in a single issue, and had created several running departments for himself — "The Inquiring Reporter," "Heroes of the Week," "The Graphic Section".
Godwin has created several deeply affecting characters.
This created several notable continuity errors.
By statute, Congress created several Indian reservations.
This created several challenges.
A "Allowing the superintendent's brother to live in a basement storage room creates several potential liability issues," said Stephen M. Lasser, a Manhattan co-op and condominium lawyer.
This includes data fraud, poor experimental design, corner-cutting in research methods, inadequate replication of research, 'cherry picking' results, inappropriately slicing up data to create several papers, authorship issues, plagiarism, over-claiming the significance of work in grant proposals and papers, and carrying out poor quality peer review.
However, the use of edible feedstock creates several economic and environmental issues, the competition between crop land used for food production and biodiesel can become intense especially in developing and less develop countries with food shorage problems [12, 13, 14].
